enum HazardMonitorType {
  dcs,
  gds,
  camera,
  ;

  int get toInt {
    switch (this) {
      case dcs:
        return 0;
      case gds:
        return 1;
      case camera:
        return 2;
    }
  }
}

enum HazardMonitorCameraStatus {
  normal,
  abnormal,
  ;
}
